From b6698d8415728a249426ee784fcbebfdfb8e4632 Mon Sep 17 00:00:00 2001
From: Adam Ierymenko <adam.ierymenko@gmail.com>
Date: Wed, 20 May 2015 16:35:33 -0700
Subject: Ground work for reincorporating software updater for select
 platforms.

---
 service/OneService.cpp | 28 ++++++++++++++++++++++++++++
 service/OneService.hpp | 14 ++++++++++++++
 2 files changed, 42 insertions(+)

(limited to 'service')

diff --git a/service/OneService.cpp b/service/OneService.cpp
index a566449f..c2ea034b 100644
--- a/service/OneService.cpp
+++ b/service/OneService.cpp
@@ -96,6 +96,8 @@ namespace ZeroTier { typedef BSDEthernetTap EthernetTap; }
 
 namespace ZeroTier {
 
+namespace {
+
 class OneServiceImpl;
 
 static int SnodeVirtualNetworkConfigFunction(ZT1_Node *node,void *uptr,uint64_t nwid,enum ZT1_VirtualNetworkConfigOperation op,const ZT1_VirtualNetworkConfig *nwconf);
@@ -903,6 +905,8 @@ static int ShttpOnMessageComplete(http_parser *parser)
 	return 0;
 }
 
+} // anonymous namespace
+
 std::string OneService::platformDefaultHomePath()
 {
 #ifdef __UNIX_LIKE__
@@ -939,6 +943,30 @@ std::string OneService::platformDefaultHomePath()
 #endif // __UNIX_LIKE__ or not...
 }
 
+std::string OneService::autoUpdateUrl()
+{
+#ifdef ZT_AUTO_UPDATE
+
+/*
+#if defined(__LINUX__) && ( defined(__i386__) || defined(__x86_64) || defined(__x86_64__) || defined(__amd64) || defined(__i386) )
+	if (sizeof(void *) == 8)
+		return "http://download.zerotier.com/ZeroTierOneInstaller-linux-x64-LATEST.nfo";
+	else return "http://download.zerotier.com/ZeroTierOneInstaller-linux-x86-LATEST.nfo";
+#endif
+*/
+
+#if defined(__APPLE__) && ( defined(__i386__) || defined(__x86_64) || defined(__x86_64__) || defined(__amd64) || defined(__i386) )
+	return "http://download.zerotier.com/update/mac_intel/LATEST.nfo";
+#endif
+
+#ifdef __WINDOWS__
+	return "http://download.zerotier.com/update/win_intel/LATEST.nfo";
+#endif
+
+#endif // ZT_AUTO_UPDATE
+	return std::string();
+}
+
 OneService *OneService::newInstance(const char *hp,unsigned int port,const char *overrideRootTopology) { return new OneServiceImpl(hp,port,overrideRootTopology); }
 OneService::~OneService() {}
 
diff --git a/service/OneService.hpp b/service/OneService.hpp
index 33c40547..aea314f5 100644
--- a/service/OneService.hpp
+++ b/service/OneService.hpp
@@ -34,6 +34,15 @@ namespace ZeroTier {
 
 /**
  * Local service for ZeroTier One as system VPN/NFV provider
+ *
+ * If built with ZT_ENABLE_NETWORK_CONTROLLER defined, this includes and
+ * runs controller/SqliteNetworkController with a database called
+ * controller.db in the specified home directory.
+ *
+ * If built with ZT_AUTO_UPDATE, an official ZeroTier update URL is
+ * periodically checked and updates are automatically downloaded, verified
+ * against a built-in list of update signing keys, and installed. This is
+ * only supported for certain platforms.
  */
 class OneService
 {
@@ -69,6 +78,11 @@ public:
 	 */
 	static std::string platformDefaultHomePath();
 
+	/**
+	 * @return Auto-update URL or empty string if auto-updates unsupported or not enabled
+	 */
+	static std::string autoUpdateUrl();
+
 	/**
 	 * Create a new instance of the service
 	 *
-- 
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